Update app.py

app.py

@@ -238,7 +238,7 @@ class QuizApp:
                 certificate_display = gr.Image(label="Your Certificate")
         
         # Helper functions for tab navigation
-       def generate_and_switch_tab(text, num_questions):
+        def generate_and_switch_tab(text, num_questions):
             questions = quiz_app.generate_questions(text, num_questions)
             return questions, 1, gr.Markdown(visible=True), gr.Button(visible=True)